/* ============================================================
   Field Guide to the Transition - Shared Stylesheet
   Academic Dark direction. EB Garamond + Outfit.
   Single source of truth for all visual design.
   ============================================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=EB+Garamond:ital,wght@0,400;0,500;0,600;0,700;1,400;1,500&family=Outfit:wght@400;500;600;700&display=swap');

/* --- Print / PDF: hide navigation and UI chrome --- */
@media print {
  .top-bar, .nav-overlay, .nav-panel, script, footer { display: none !important; }
}

/* --- Reset & Base --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  /* Palette - Dark Academic */
  --bg-main:          #181b20;
  --bg-panel:         #1e2128;
  --bg-card:          #1e2128;
  --bg-retrospective: #1c1e1a;
  --text-primary:     #d4d0c8;
  --text-heading:     #eae7e0;
  --text-secondary:   #bab6ae;
  --text-muted:       #6a6660;
  --text-faint:       #5a5650;
  --accent:           #8a8578;
  --border:           #2a2d34;
  --border-strong:    #3a3d44;
  --border-retro:     #3a3c36;
  --pullquote-border: #8a8578;
  --table-header-border: #d4d0c8;

  /* Fonts */
  --font-serif:   'EB Garamond', 'Georgia', serif;
  --font-sans:    'Outfit', 'Helvetica Neue', Arial, sans-serif;

  /* Sizing */
  --content-max: 42rem;
}

html {
  font-size: 17px;
  scroll-behavior: smooth;
}

/* --- Body defaults (analytical pages) --- */
body {
  font-family: var(--font-serif);
  background: var(--bg-main);
  color: var(--text-primary);
  line-height: 1.85;
  padding: 0;
}

/* --- Retrospective pages --- */
body.retrospective {
  background: var(--bg-retrospective);
}

body.retrospective .date-stamp {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

/* ============================================================
   TOP BAR - Minimal sticky header
   ============================================================ */
.top-bar {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--bg-main);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.65rem 2rem;
}

body.retrospective .top-bar {
  background-color: var(--bg-retrospective);
}

.top-bar .series-title {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
}

.top-bar .series-title:hover {
  color: var(--text-primary);
}

/* Hamburger button */
.nav-toggle {
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 6px;
  border-radius: 4px;
  transition: background-color 0.2s;
}

.nav-toggle:hover {
  background-color: var(--bg-panel);
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 1.5px;
  background-color: var(--text-primary);
  transition: all 0.3s;
}

.nav-toggle.open span:nth-child(1) {
  transform: rotate(45deg) translate(3px, 3px);
}

.nav-toggle.open span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.open span:nth-child(3) {
  transform: rotate(-45deg) translate(4px, -4px);
}

/* ============================================================
   SLIDE-OUT NAV PANEL
   ============================================================ */
.nav-panel {
  position: fixed;
  top: 0;
  right: -320px;
  width: 300px;
  height: 100vh;
  background-color: var(--bg-panel);
  border-left: 1px solid var(--border);
  z-index: 200;
  transition: right 0.3s ease;
  padding: 2rem 1.75rem;
  overflow-y: auto;
  box-shadow: -4px 0 24px rgba(0, 0, 0, 0.3);
}

.nav-panel.open {
  right: 0;
}

.nav-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.4);
  z-index: 150;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.nav-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.nav-panel .nav-close {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.4rem;
  color: var(--text-muted);
  position: absolute;
  top: 1rem;
  right: 1.25rem;
  padding: 0.25rem;
  line-height: 1;
  transition: color 0.2s;
}

.nav-panel .nav-close:hover {
  color: var(--text-primary);
}

.nav-panel .nav-heading {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
}

.nav-panel a {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 500;
  color: #787470;
  text-decoration: none;
  padding: 0.55rem 0;
  border-bottom: 1px solid #24272e;
  transition: color 0.15s;
}

.nav-panel a:last-child {
  border-bottom: none;
}

.nav-panel a:hover {
  color: var(--text-primary);
}

.nav-panel a.active {
  color: var(--text-heading);
  font-weight: 600;
}

.nav-panel a .nav-description {
  display: block;
  font-family: var(--font-serif);
  font-weight: 400;
  font-style: italic;
  font-size: 0.82rem;
  color: var(--text-faint);
  margin-top: 0.15rem;
  line-height: 1.4;
}

.nav-panel a.active .nav-description {
  color: var(--text-muted);
}

/* Sub-links for individual letters */
.nav-panel .nav-sub {
  padding-left: 1rem;
}

.nav-panel .nav-sub a {
  font-size: 0.8rem;
  padding: 0.4rem 0;
  border-bottom: 1px solid #22252a;
}

/* ============================================================
   PAGE HEADER - Title + epigraph + reading time
   ============================================================ */
.page-header {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 3.5rem 2rem 0;
}

.page-header h1 {
  font-family: var(--font-sans);
  font-size: 2.2rem;
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--text-heading);
  line-height: 1.15;
  margin-bottom: 0.75rem;
}

.page-header .epigraph {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.15rem;
  color: var(--accent);
  line-height: 1.6;
  margin-bottom: 1rem;
  max-width: 36rem;
}

.page-header .reading-time {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 0;
  padding-bottom: 1.75rem;
  border-bottom: 1px solid var(--border);
}

/* Retrospective page headers */
body.retrospective .page-header h1 {
  font-family: var(--font-serif);
  font-weight: 500;
  font-style: italic;
  color: #e8e4d8;
}

body.retrospective .page-header .epigraph {
  color: #6a6860;
}

/* ============================================================
   MAIN CONTENT
   ============================================================ */
main {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 2rem 2rem 4rem;
}

/* --- Headings --- */
h1 {
  font-family: var(--font-sans);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 0.5rem;
  letter-spacing: -0.02em;
  color: var(--text-heading);
}

h2 {
  font-family: var(--font-sans);
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1.3;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  letter-spacing: -0.01em;
  color: var(--text-heading);
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

main > h2:first-child,
main > section > h2:first-child {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}

h3 {
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.35;
  margin-top: 1.75rem;
  margin-bottom: 0.6rem;
  color: var(--text-secondary);
  letter-spacing: 0.01em;
}

body.retrospective h1,
body.retrospective h2 {
  font-family: var(--font-serif);
  font-style: italic;
  color: #e8e4d8;
}

body.retrospective h2 {
  font-weight: 500;
  font-size: 1.2rem;
  border-top-color: var(--border-retro);
}

body.retrospective h3 {
  font-family: var(--font-serif);
}

/* --- Paragraphs --- */
p {
  margin-bottom: 1.2rem;
  text-align: justify;
  hyphens: auto;
}

p + p {
  margin-top: 0;
}

/* --- Reading Time (in-content) --- */
.reading-time {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  text-align: left;
}

/* --- Links --- */
a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}

a:hover {
  color: var(--text-primary);
  text-decoration-thickness: 2px;
}

/* --- Pull-quotes --- */
blockquote.pullquote {
  border-left: 3px solid var(--pullquote-border);
  padding-left: 1.5rem;
  margin: 2rem 0;
  color: #c8c4ba;
  font-size: 1.05rem;
  line-height: 1.75;
  font-style: italic;
}

body.retrospective blockquote.pullquote {
  border-left-color: var(--border-retro);
  color: #a8a49a;
}

/* --- Tables --- */
table {
  width: 100%;
  border-collapse: collapse;
  margin: 2rem 0;
  font-size: 0.9rem;
}

thead th {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--accent);
  border-bottom: 1px solid var(--table-header-border);
  padding: 0.6rem 0.75rem;
  text-align: left;
}

td {
  padding: 0.6rem 0.75rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
  line-height: 1.5;
}

tbody tr:last-child td {
  border-bottom: 1px solid var(--text-faint);
}

body.retrospective th {
  border-bottom-color: var(--border-retro);
}

/* --- Scenario cards (Part 2) --- */
.scenario-card {
  border: 1px solid var(--border);
  padding: 1.75rem 2rem;
  margin: 2.5rem 0;
  background: var(--bg-card);
}

.scenario-card h2 {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}

.scenario-card .scenario-essence {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--accent);
  margin-bottom: 1rem;
  font-size: 0.95rem;
}

/* --- Revision notes --- */
.revision-entry {
  border-left: 3px solid var(--accent);
  padding: 1rem 1.4rem;
  margin: 1.5rem 0;
  background: var(--bg-panel);
  border-radius: 0 4px 4px 0;
}

.revision-entry h3 {
  margin-top: 0;
  font-size: 1rem;
}

/* --- Landing page --- */
.landing-hero {
  text-align: center;
  padding: 4rem 0 3rem;
}

.landing-hero h1 {
  font-family: var(--font-sans);
  font-size: 2.6rem;
  margin-bottom: 0.6rem;
  color: var(--text-heading);
}

.landing-hero .subtitle {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.2rem;
  color: var(--accent);
  margin-bottom: 0.8rem;
}

.landing-hero .byline {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.part-list {
  list-style: none;
  padding: 0;
  margin: 2.5rem 0;
}

.part-list li {
  margin-bottom: 0.5rem;
}

.part-list a {
  display: block;
  padding: 0.9rem 1.4rem;
  border: 1px solid var(--border);
  text-decoration: none;
  color: var(--text-primary);
  transition: border-color 0.2s, background 0.2s;
}

.part-list a:hover {
  border-color: var(--accent);
  background: var(--bg-panel);
}

.part-list .part-label {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-heading);
  display: block;
}

.part-list .part-desc {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 0.9rem;
  color: var(--text-muted);
  display: block;
  margin-top: 0.15rem;
}

/* --- Letters index cards --- */
.letter-card {
  border: 1px solid var(--border);
  padding: 1.75rem 2rem;
  margin: 1.5rem 0;
  background: var(--bg-card);
}

/* --- Footer --- */
footer {
  text-align: center;
  padding: 2rem 0;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  color: var(--text-faint);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-top: 1px solid var(--border);
  margin-top: 3rem;
}

body.retrospective footer {
  border-top-color: var(--border-retro);
}

/* --- Strong/Bold --- */
strong {
  color: var(--text-heading);
  font-weight: 600;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 680px) {
  html { font-size: 16px; }

  .top-bar {
    padding: 0.6rem 1.25rem;
  }

  .page-header {
    padding: 2.5rem 1.25rem 0;
  }

  .page-header h1 {
    font-size: 1.75rem;
  }

  main {
    padding: 1.5rem 1.25rem 3rem;
  }

  h2 { font-size: 1.15rem; }

  .landing-hero h1 { font-size: 2rem; }

  .scenario-card {
    padding: 1.25rem 1.5rem;
  }

  .nav-panel {
    width: 260px;
  }
}

/* ============================================================
   VISUALS - shared styling
   Academic SVG treatment: muted category accents, thin lines.
   ============================================================ */

:root {
  --viz-line:      #3a3d44;
  --viz-line-soft: #2a2d34;
  --viz-label:     #8a8578;
  --viz-ink:       #d4d0c8;

  /* Category accents - muted, one step from monochrome */
  --cat-ai:          #7a8899;  /* steel blue-grey */
  --cat-labour:      #b08d6b;  /* warm tan */
  --cat-governance:  #8a8578;  /* olive (site accent) */
  --cat-biotech:     #7fa088;  /* sage */
  --cat-geopolitics: #a47a7a;  /* muted rose */
  --cat-forces:      #8a8578;

  /* Persona accents */
  --p-tim:       #b08d6b;  /* warm tan - senior investor */
  --p-said:      #7a8899;  /* steel blue - tech grad */
  --p-amara:     #a47a7a;  /* muted rose - UX designer */
  --p-nina:      #7fa088;  /* sage - clinical psychology */
  --p-anna:      #9288a0;  /* muted lavender - software architect */
  --p-francesca: #b59b5e;  /* ochre - consultant */
  --p-axel:      #7a8870;  /* muted olive-green - researcher & musician */
  --p-pierre:    #8c7a9c;  /* muted violet - innovation expert & painter */
}

body.retrospective {
  --viz-line:      #3a3c36;
  --viz-line-soft: #2a2c28;
}

/* ============================================================
   TIMELINE OVERVIEW (mini SVG scatter, top of section 5)
   ============================================================ */

.timeline-overview {
  margin: 2rem 0 3rem;
}

.timeline-overview svg {
  width: 100%;
  height: auto;
  overflow: visible;
}

.timeline-overview .tl-axis line {
  stroke: #3a3d44;
  stroke-width: 1;
}

.timeline-overview .tl-axis-label {
  fill: #8a8578;
  font-family: 'Outfit', sans-serif;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.timeline-overview .tl-ticks line {
  stroke: #3a3d44;
  stroke-width: 1;
}

.timeline-overview .tl-row-label {
  fill: #8a8578;
  font-family: 'Outfit', sans-serif;
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.timeline-overview .tl-row-lines line {
  stroke: #2a2d34;
  stroke-width: 0.5;
  stroke-dasharray: 2 3;
}

.timeline-overview .tl-event {
  stroke-width: 1.5;
}

.timeline-overview .tl-event.predictable.cat-ai          { fill: #7a8899; stroke: #7a8899; }
.timeline-overview .tl-event.predictable.cat-labour      { fill: #b08d6b; stroke: #b08d6b; }
.timeline-overview .tl-event.predictable.cat-governance  { fill: #8a8578; stroke: #8a8578; }
.timeline-overview .tl-event.predictable.cat-biotech     { fill: #7fa088; stroke: #7fa088; }
.timeline-overview .tl-event.predictable.cat-geopolitics { fill: #a47a7a; stroke: #a47a7a; }

.timeline-overview .tl-event.absurd.cat-ai          { fill: #1c1e1a; stroke: #7a8899; }
.timeline-overview .tl-event.absurd.cat-labour      { fill: #1c1e1a; stroke: #b08d6b; }
.timeline-overview .tl-event.absurd.cat-governance  { fill: #1c1e1a; stroke: #8a8578; }
.timeline-overview .tl-event.absurd.cat-biotech     { fill: #1c1e1a; stroke: #7fa088; }
.timeline-overview .tl-event.absurd.cat-geopolitics { fill: #1c1e1a; stroke: #a47a7a; }

.timeline-overview .tl-event-num {
  fill: #8a8578;
  font-family: 'Outfit', sans-serif;
  font-size: 10px;
  font-weight: 500;
  text-anchor: middle;
}

.tl-legend {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  margin-top: 1rem;
  padding-left: 60px;
}

.tl-legend-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.02em;
}

.tl-legend-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 1.5px solid var(--viz-ink);
}

.tl-legend-dot.predictable {
  background: var(--viz-ink);
}

.tl-legend-dot.absurd {
  background: transparent;
}

/* ============================================================
   VERTICAL ANNOTATED TIMELINE (section 5 main)
   ============================================================ */

.timeline {
  margin: 1rem 0 3rem;
  position: relative;
  padding-left: 1rem;
}

/* The vertical spine */
.timeline::before {
  content: "";
  position: absolute;
  left: 95px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--viz-line-soft);
}

.tl-year {
  font-family: var(--font-sans);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-heading);
  letter-spacing: -0.02em;
  margin: 3rem 0 1.5rem;
  padding-left: 120px;
  position: relative;
}

.timeline:first-child .tl-year:first-child,
.timeline .tl-year:first-child {
  margin-top: 1rem;
}

.tl-item {
  position: relative;
  margin-bottom: 2.5rem;
  display: flex;
  gap: 2rem;
  padding-left: 0;
  align-items: flex-start;
}

.tl-item .tl-meta {
  flex: 0 0 7rem;
}

.tl-item .tl-body {
  flex: 1 1 auto;
  min-width: 0;
}

.tl-marker {
  position: absolute;
  left: 89px;
  top: 0.4rem;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--bg-retrospective, var(--bg-main));
  border: 2px solid var(--cat-forces);
  z-index: 1;
  box-sizing: border-box;
}

/* Meta column: date, category, tags, personas */
.tl-meta {
  text-align: right;
  padding-right: 1rem;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.35rem;
}

.tl-num {
  font-family: var(--font-sans);
  font-size: 2rem;
  font-weight: 700;
  color: var(--viz-line);
  line-height: 1;
  letter-spacing: -0.03em;
  margin-bottom: 0.25rem;
}

.tl-date {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-heading);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.tl-tag {
  font-family: var(--font-sans);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.15rem 0.5rem;
  border: 1px solid;
}

.tl-tag.predictable {
  color: var(--text-secondary);
  border-color: var(--viz-line);
}

.tl-tag.absurd {
  color: var(--text-heading);
  border-color: var(--text-heading);
}

.tl-tag.nonevent-tag {
  color: var(--text-muted);
  border-color: var(--text-muted);
  border-style: dashed;
}

.tl-cat {
  font-family: var(--font-sans);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.15rem 0.5rem;
  background: rgba(138, 133, 120, 0.08);
  border-left: 2px solid var(--cat-forces);
}

.tl-cat.cat-ai          { border-left-color: var(--cat-ai); color: var(--cat-ai); }
.tl-cat.cat-labour      { border-left-color: var(--cat-labour); color: var(--cat-labour); }
.tl-cat.cat-governance  { border-left-color: var(--cat-governance); color: var(--cat-governance); }
.tl-cat.cat-biotech     { border-left-color: var(--cat-biotech); color: var(--cat-biotech); }
.tl-cat.cat-geopolitics { border-left-color: var(--cat-geopolitics); color: var(--cat-geopolitics); }

/* Marker colouring by data attributes */
.tl-marker.cat-ai          { border-color: var(--cat-ai); }
.tl-marker.cat-labour      { border-color: var(--cat-labour); }
.tl-marker.cat-governance  { border-color: var(--cat-governance); }
.tl-marker.cat-biotech     { border-color: var(--cat-biotech); }
.tl-marker.cat-geopolitics { border-color: var(--cat-geopolitics); }

/* Predictable = filled, absurd = outlined */
.tl-marker.predictable.cat-ai          { background: var(--cat-ai); }
.tl-marker.predictable.cat-labour      { background: var(--cat-labour); }
.tl-marker.predictable.cat-governance  { background: var(--cat-governance); }
.tl-marker.predictable.cat-biotech     { background: var(--cat-biotech); }
.tl-marker.predictable.cat-geopolitics { background: var(--cat-geopolitics); }

.tl-marker.nonevent {
  border-style: dashed;
  background: transparent;
  border-color: var(--text-muted);
}

.tl-year-marker {
  position: absolute;
  left: 88px;
  top: 50%;
  width: 14px;
  height: 14px;
  transform: translateY(-50%);
  background: var(--bg-retrospective, var(--bg-main));
  border: 1.5px solid var(--viz-line);
  box-sizing: border-box;
}

.tl-personas {
  display: flex;
  gap: 0.2rem;
  margin-top: 0.3rem;
}

.tl-persona {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 600;
  background: rgba(138, 133, 120, 0.1);
  color: var(--text-muted);
  border: 1px solid var(--viz-line);
  cursor: help;
}

.tl-persona.p-tim       { color: var(--p-tim); border-color: var(--p-tim); }
.tl-persona.p-said      { color: var(--p-said); border-color: var(--p-said); }
.tl-persona.p-amara     { color: var(--p-amara); border-color: var(--p-amara); }
.tl-persona.p-nina      { color: var(--p-nina); border-color: var(--p-nina); }
.tl-persona.p-anna      { color: var(--p-anna); border-color: var(--p-anna); }
.tl-persona.p-francesca { color: var(--p-francesca); border-color: var(--p-francesca); }
.tl-persona.p-axel      { color: var(--p-axel); border-color: var(--p-axel); }
.tl-persona.p-pierre    { color: var(--p-pierre); border-color: var(--p-pierre); }

/* Body column */
.tl-body h3 {
  margin-top: 0;
  margin-bottom: 0.75rem;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.35rem;
  font-weight: 500;
  color: var(--text-heading);
  line-height: 1.25;
}

.tl-body p {
  font-size: 0.98rem;
  line-height: 1.75;
  margin-bottom: 0.9rem;
}

.tl-body p:last-child {
  margin-bottom: 0;
}

/* Non-events: muted text */
.tl-item.nonevent .tl-body h3 {
  color: var(--text-secondary);
}

.tl-item.nonevent .tl-body p {
  color: var(--text-secondary);
}

.timeline-nonevents::before {
  border-left: 1px dashed var(--viz-line-soft);
  background: transparent;
  width: 0;
}

/* Responsive: collapse to single column on narrow screens */
@media (max-width: 680px) {
  .timeline {
    padding-left: 0;
  }

  .timeline::before {
    left: 8px;
  }

  .tl-item {
    grid-template-columns: 1fr;
    gap: 0.75rem;
    padding-left: 32px;
  }

  .tl-item::before {
    left: 2px;
  }

  .tl-meta {
    text-align: left;
    padding-right: 0;
    align-items: flex-start;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 0.4rem;
  }

  .tl-num {
    font-size: 1.2rem;
    margin-bottom: 0;
  }

  .tl-year {
    padding-left: 32px;
  }

  .tl-year::before {
    left: 0;
  }

  .tl-body h3 {
    font-size: 1.2rem;
  }

  .tl-legend {
    padding-left: 0;
  }
}

/* ============================================================
   FORCES DIAGRAM (section 1)
   ============================================================ */

.forces-diagram {
  margin: 2rem 0 3rem;
}

.forces-diagram svg {
  width: 100%;
  height: auto;
  display: block;
}

.forces-diagram .fd-node {
  fill: #1e2128;
  stroke: #3a3d44;
  stroke-width: 1;
}

.forces-diagram .fd-node.fd-master {
  fill: #8a8578;
  stroke: #8a8578;
}

.forces-diagram .fd-label {
  fill: #d4d0c8;
  font-family: 'Outfit', sans-serif;
  font-size: 11px;
  font-weight: 500;
  text-anchor: middle;
}

.forces-diagram .fd-label.fd-master-label {
  fill: #181b20;
  font-weight: 700;
}

.forces-diagram .fd-arrow {
  stroke: #3a3d44;
  stroke-width: 1;
  fill: none;
}

.forces-diagram .fd-arrow-master {
  stroke: #8a8578;
  stroke-width: 1.5;
  fill: none;
}

.forces-diagram .fd-caption {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 0.9rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 1rem;
}

/* Interaction loops (smaller inline) */
.interaction-loops {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0 2rem;
}

.loop-card {
  border: 1px solid var(--border);
  padding: 1rem 1.2rem;
  background: var(--bg-panel);
}

.loop-card h4 {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-heading);
  margin: 0 0 0.4rem;
  letter-spacing: 0.02em;
}

.loop-card .loop-chain {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.03em;
  margin-bottom: 0.5rem;
  line-height: 1.6;
}

.loop-card p {
  font-size: 0.88rem;
  line-height: 1.65;
  color: var(--text-secondary);
  margin-bottom: 0;
}

/* ============================================================
   SCENARIO MATRIX (section 2)
   ============================================================ */

.scenario-matrix {
  margin: 2rem 0 3rem;
}

.scenario-matrix svg {
  width: 100%;
  height: auto;
  display: block;
}

.scenario-matrix .sm-axis {
  stroke: #3a3d44;
  stroke-width: 1;
}

.scenario-matrix .sm-axis-label {
  fill: #eae7e0;
  font-family: 'Outfit', sans-serif;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.scenario-matrix .sm-axis-tick {
  fill: #8a8578;
  font-family: 'Outfit', sans-serif;
  font-size: 10px;
  letter-spacing: 0.02em;
}

.scenario-matrix .sm-grid {
  stroke: #2a2d34;
  stroke-width: 0.5;
  stroke-dasharray: 2 3;
}

.scenario-matrix .sm-point {
  fill: #8a8578;
  stroke: #8a8578;
  stroke-width: 1;
}

.scenario-matrix .sm-point.catastrophic {
  fill: #a47a7a;
  stroke: #a47a7a;
}

.scenario-matrix .sm-point.abundance {
  fill: #7fa088;
  stroke: #7fa088;
}

.scenario-matrix .sm-label {
  fill: #eae7e0;
  font-family: 'Outfit', sans-serif;
  font-size: 10.5px;
  font-weight: 500;
}

.scenario-matrix .sm-num {
  fill: #181b20;
  font-family: 'Outfit', sans-serif;
  font-size: 9px;
  font-weight: 700;
  text-anchor: middle;
}

/* ============================================================
   CONFIDENCE CHART (section 4)
   ============================================================ */

.confidence-chart {
  margin: 2rem 0 3rem;
}

.confidence-bar {
  display: grid;
  grid-template-columns: 14rem 1fr 4rem;
  gap: 1rem;
  align-items: center;
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--viz-line-soft);
}

.confidence-bar:last-child {
  border-bottom: none;
}

.cb-label {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  color: var(--text-primary);
  line-height: 1.4;
}

.cb-track {
  height: 6px;
  background: var(--viz-line-soft);
  position: relative;
}

.cb-fill {
  height: 100%;
  background: var(--cat-forces);
  position: absolute;
  left: 0;
  top: 0;
}

.cb-fill.high   { background: var(--cat-biotech); width: 90%; }
.cb-fill.medium { background: var(--cat-labour); width: 60%; }
.cb-fill.low    { background: var(--cat-geopolitics); width: 30%; }

.cb-value {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-align: right;
}

/* Scenario plausibility dots */
.plausibility-ranking {
  margin: 2rem 0 3rem;
}

.pr-row {
  display: grid;
  grid-template-columns: 4rem 1fr 12rem;
  gap: 1rem;
  align-items: center;
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--viz-line-soft);
  font-family: var(--font-sans);
  font-size: 0.88rem;
}

.pr-row:last-child {
  border-bottom: none;
}

.pr-num {
  font-weight: 700;
  color: var(--viz-line);
  font-size: 1.3rem;
  letter-spacing: -0.03em;
}

.pr-name {
  font-weight: 600;
  color: var(--text-heading);
}

.pr-name em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  color: var(--text-secondary);
  display: block;
  font-size: 0.8rem;
  margin-top: 0.1rem;
}

.pr-dots {
  display: flex;
  gap: 4px;
  justify-content: flex-end;
}

.pr-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: 1px solid var(--viz-line);
  background: transparent;
}

.pr-dot.filled {
  background: var(--text-primary);
  border-color: var(--text-primary);
}

/* ============================================================
   PERSONA CARDS (section 6 letters)
   ============================================================ */

.persona-card {
  border: 1px solid var(--border);
  padding: 1.25rem 1.5rem;
  margin: 1rem 0 2rem;
  background: var(--bg-panel);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.25rem;
  align-items: center;
}

.persona-avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-sans);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--bg-main);
  flex-shrink: 0;
}

.persona-avatar.p-tim       { background: var(--p-tim); }
.persona-avatar.p-said      { background: var(--p-said); }
.persona-avatar.p-amara     { background: var(--p-amara); }
.persona-avatar.p-nina      { background: var(--p-nina); }
.persona-avatar.p-anna      { background: var(--p-anna); }
.persona-avatar.p-francesca { background: var(--p-francesca); }
.persona-avatar.p-axel      { background: var(--p-axel); }
.persona-avatar.p-pierre    { background: var(--p-pierre); }

.persona-details {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.persona-name {
  font-family: var(--font-sans);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-heading);
  letter-spacing: 0.01em;
}

.persona-facts {
  font-family: var(--font-sans);
  font-size: 0.78rem;
  color: var(--text-muted);
  letter-spacing: 0.02em;
  line-height: 1.5;
}

.persona-facts span {
  margin-right: 0.8rem;
}

.persona-arc {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-top: 0.15rem;
}

/* ============================================================
   DOCUMENT MAP (executive summary + landing)
   ============================================================ */

.doc-map {
  margin: 2rem 0 3rem;
}

.doc-map svg {
  width: 100%;
  height: auto;
  display: block;
}

.doc-map .dm-node {
  fill: #1e2128;
  stroke: #3a3d44;
  stroke-width: 1;
}

.doc-map .dm-label {
  fill: #eae7e0;
  font-family: 'Outfit', sans-serif;
  font-size: 11px;
  font-weight: 600;
  text-anchor: middle;
}

.doc-map .dm-sublabel {
  fill: #8a8578;
  font-family: 'EB Garamond', serif;
  font-style: italic;
  font-size: 10px;
  text-anchor: middle;
}

.doc-map .dm-connector {
  stroke: #3a3d44;
  stroke-width: 1;
  fill: none;
}

/* ============================================================
   CLUSTER BANDS (section 3 - 5 clusters visual)
   ============================================================ */

.cluster-band {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.25rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--viz-line-soft);
  align-items: start;
}

.cluster-band:last-child {
  border-bottom: none;
}

.cluster-num {
  font-family: var(--font-sans);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  letter-spacing: -0.03em;
  min-width: 2rem;
}

.cluster-title {
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-heading);
  margin-bottom: 0.2rem;
}

.cluster-desc {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.5;
}